2013321232 has 80 divisors (see below), whose sum is σ = 4328070208. Its totient is φ = 901393920.

The previous prime is 2013321209. The next prime is 2013321253. The reversal of 2013321232 is 2321233102.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1457182 + ... + 1458562.

Almost surely, 2^2013321232 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2013321232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2164035104).

2013321232 is an abundant number, since it is smaller than the sum of its proper divisors (2314748976).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2013321232 is a wasteful number, since it uses less digits than its factorization.

2013321232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1608 (or 1602 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 2013321232 is about 44870.0482727621. The cubic root of 2013321232 is about 1262.7121456654.

Adding to 2013321232 its reverse (2321233102), we get a palindrome (4334554334).

The spelling of 2013321232 in words is "two billion, thirteen million, three hundred twenty-one thousand, two hundred thirty-two".